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path: root/libopie2/opieui/otaskbarapplet.h
authormickeyl <mickeyl>2003-04-16 22:22:31 (UTC)
committer mickeyl <mickeyl>2003-04-16 22:22:31 (UTC)
commit14db7d7d1ea99b8d9715f11daaa3ca9f4d8a554a (patch) (side-by-side diff)
treed56c4f8eb14e9706df4746b77351e5a41e436c77 /libopie2/opieui/otaskbarapplet.h
parentde7f71c5c362fbefdf3cfa004e7e6f6d5615d475 (diff)
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add OTaskbarAppletWrapper for reducing the repetition of boiler-plate-code
Diffstat (limited to 'libopie2/opieui/otaskbarapplet.h') (more/less context) (ignore whitespace changes)
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diff --git a/libopie2/opieui/otaskbarapplet.h b/libopie2/opieui/otaskbarapplet.h
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+/*
+                 This file is part of the Opie Project
+
+              Copyright (C) 2003 Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
+ =.
+ .=l.
+           .>+-=
+ _;:,     .>    :=|. This program is free software; you can
+.> <`_,   >  .   <= redistribute it and/or modify it under
+:`=1 )Y*s>-.--   : the terms of the GNU Library General Public
+.="- .-=="i,     .._ License as published by the Free Software
+ - .   .-<_>     .<> Foundation; either version 2 of the License,
+     ._= =}       : or (at your option) any later version.
+    .%`+i>       _;_.
+    .i_,=:_.      -<s. This program is distributed in the hope that
+     +  .  -:.       = it will be useful, but WITHOUT ANY WARRANTY;
+    : ..    .:,     . . . without even the implied warranty of
+    =_        +     =;=|` MERCHANTABILITY or FITNESS FOR A
+  _.=:.       :    :=>`: PARTICULAR PURPOSE. See the GNU
+..}^=.=       =       ; Library General Public License for more
+++=   -.     .`     .: details.
+ :     =  ...= . :.=-
+ -.   .:....=;==+<; You should have received a copy of the GNU
+  -_. . .   )=.  = Library General Public License along with
+    --        :-=` this library; see the file COPYING.LIB.
+ If not, write to the Free Software Foundation,
+ Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+
+*/
+
+#ifndef OTASKBARAPPLET_H
+#define OTASKBARAPPLET_H
+
+#include <qpe/taskbarappletinterface.h>
+
+/*======================================================================================
+ * OTaskbarAppletWrapper
+ *======================================================================================*/
+
+template<class T> class OTaskbarAppletWrapper : public TaskbarAppletInterface
+{
+ public:
+ OTaskbarAppletWrapper():_applet( 0 ), ref( 0 )
+ {
+ }
+
+ virtual ~OTaskbarAppletWrapper()
+ {
+ delete _applet;
+ }
+
+ QRESULT queryInterface( const QUuid& uuid, QUnknownInterface** iface )
+ {
+ qDebug( "OTaskbarAppletWrapper::queryInterface()" );
+ *iface = 0;
+ if ( uuid == IID_QUnknown )
+ *iface = this;
+ else if ( uuid == IID_TaskbarApplet )
+ *iface = this;
+
+ if ( *iface ) (*iface)->addRef();
+ return QS_OK;
+ }
+
+ Q_REFCOUNT
+
+ virtual T* applet( QWidget* parent )
+ {
+ if ( !_applet ) _applet = new T( parent );
+ return _applet;
+ }
+
+ virtual int position() const
+ {
+ return T::position();
+ }
+
+ private:
+ T* _applet;
+ ulong ref;
+};
+
+#include <qframe.h>
+#include <qwidget.h>
+#include <qpe/qpeapplication.h>
+
+class QMouseEvent;
+
+/*======================================================================================
+ * OTaskbarApplet
+ *======================================================================================*/
+
+// Must be inline until after we shipped Opie 1.0
+
+// Having OTaskBarApplet reside in libopieui2 is not possible
+// until we link the launcher binary against libopieui2 -
+// otherwise the necessary symbols are not present, when
+// the dynamic loader [dlopen] tries to resolve an applet which
+// inherits OTaskbarApplet
+
+class OTaskbarApplet : public QWidget
+{
+ public:
+ OTaskbarApplet( QWidget* parent, const char* name = 0 ):QWidget( parent, name )
+ {
+ setFixedHeight( 18 );
+ setFixedWidth( 14 );
+ }
+
+ virtual ~OTaskbarApplet()
+ {
+ }
+
+ protected:
+ virtual void popup( QWidget* widget )
+ {
+ QPoint curPos = mapToGlobal( QPoint( 0, 0 ) );
+ int w = widget->sizeHint().width();
+ int x = curPos.x() - (w/2 );
+ if ( (x+w) > QPEApplication::desktop()->width() )
+ x = QPEApplication::desktop()->width()-w;
+ widget->move( x, curPos.y()-widget->sizeHint().height() );
+ widget->show();
+ }
+};
+
+#endif
+